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Patent Searching and Data


Matches 151 - 200 out of 34,997

Document Document Title
WO/2015/002670A1
A multi-amplifier system includes a remote amplifier located near one or both system antennas. Locating the remote amplifier closer to the antenna improves the system performance while meeting regulatory limitations. The base unit may al...  
WO/2014/205659A1
The present disclosure provides an apparatus (510) and a method (700) for canceling inter-modulation (IM) products in a transceiver. The apparatus (510) includes: a pre-distortion circuit (511 ) configured to estimate a first IM product ...  
WO/2014/210074A1
Methods and apparatuses are described to determine subsets of vector signaling codes capable of detection by smaller sets of comparators than required to detect the full code. The resulting lower receiver complexity allows systems utiliz...  
WO/2014/206472A1
The solution according to embodiments of the present invention relates to a receiver (200; 300) for receiving in a cell (105c) at least first (a) and second (β) data streams included in at least first (y 1 ) and second (y 2 ) signals. T...  
WO/2014/207436A1
The invention generally relates to power converters, and more particularly to a communications method for controlling at least one power switching device of a power converter, a communications system for a power converter, and a power co...  
WO/2014/209765A1
A transmission line interface circuit includes a voltage regulator to control a voltage swing of the transmission line interface circuit for signal transmission. The transmission line interface circuit includes complementary driver eleme...  
WO/2014/205797A1
Disclosed is an identification method, comprising: receiving an injection signal produced by an injection unit, and taking the injection signal as a first input signal for linear identification; receiving a second input signal, wherein t...  
WO/2014/205716A1
Embodiments of the present invention provide a channel estimation method and a receiver. The method comprises: determining a channel space related matrix of each channel according to a first signal received by N antennas of a receiver in...  
WO/2014/209540A1
The wireless communications device has a transmit signal path including a digital-to-analog converter and associated circuitry, a receive signal path including an analog-to-digital converter, and a magnitude detector sampling the transmi...  
WO/2014/205893A1
The present invention relates to a receiving end equalization method and system based on frequency domain channel estimation. The method comprises: first, inserting a training sequence with a flat spectrum characteristic into a transmiss...  
WO/2014/205376A1
Systems and methods are provided for determining channel state information (CSI) at a receiver for feedback to a transmitter to indicate properties of the communication channel. A signal is received at a receiver over a communication cha...  
WO/2014/205441A2
A neural network is used within a receiver to discriminate a large set of input waveforms without using a very large set of conventional matched filters. The neural network is trained under actual line conditions as opposed to the requir...  
WO/2014/202643A1
Embodiments of the invention concern a method of equalizing (S9), in a turbo equalizing system (S10), by sphere decoding (S11) a signal transmitted over a channel by a multiple input multiple output system, comprising: receiving (S3) sai...  
WO/2014/202230A1
The present invention relates to an apparatus and a method for generating RF signals, the pulse width and pulse position of which are modulated. The apparatus comprises a digital device (2, 3) which is intended to generate different phas...  
WO/2014/204544A3
Systems, methods, and instrumentalities are disclosed to utilize a combined precoding technique in a multicarrier modulation system to reduce out-of-band power leakage. A combined precoder may be used to precede a symbol stream using a m...  
WO/2014/202641A1
A receiver (100) for a three-wire digital interface, comprises a first resistive element (R1) coupled between a first input terminal (A) and a first junction node (JA), a second resistive element (R2) coupled between a second input termi...  
WO/2014/202642A1
A receiver (100) for an N-wire digital interface (350), where N is any integer exceeding two, comprises N input terminals (101, 102, 103), a common node (120) and N detection stages (D1, D2, D3). Each of the N detection stages (D1, D2, D...  
WO/2014/203255A1
A method for maintaining configuration synchronization via an on-line reconfiguration (OLR) of system configuration parameters in a communication system having at least a first communication entity and a second communication entity that ...  
WO/2014/200718A1
A method for wireless communication is described. The method includes receiving a burst that includes controlled sequence symbols transmitted in a guard period. The controlled sequence symbols include the last predetermined number symbol...  
WO/2014/201157A1
In a system having a first communication device with a first plurality of radio-frequency (RF) chains coupled to a first plurality of antennas and a second communication device with a second plurality of RF chains coupled to a second plu...  
WO/2014/198335A1
A technique for assessing the reliability of bits received by means of a modulation symbol (r1, r2) on a channel (104) is provided. According to a device aspect of the technique, a providing unit (112) provides an input dataset including...  
WO/2014/194655A1
Embodiments of the present invention relate to a frequency deviation estimation method and apparatus, and a computer readable storage medium. The method comprises: obtaining M frequency deviation initial values by using N pilot symbol gr...  
WO/2014/195757A1
The present invention concerns a method for controlling an unwanted timing offset introduced in samples generated by plural sample rate conversion modules of a radio receiving and/or transmitting device, the radio receiving and/or transm...  
WO/2014/195043A1
The invention relates to a bus system (11) for forming communication interfaces in a vehicle, comprising at least two different bus lines (20, 30). The two bus lines (20, 30) are both electrically coupled to one and the same first voltag...  
WO/2014/193718A1
Embodiments of user equipment (UE) and methods for codebook subsampling for enhanced 4TX codebooks in 3GPP LTE wireless networks are generally described herein. In some embodiments, a physical uplink control channel (PUCCH) is configured...  
WO/2014/191482A1
A desired signal and interfering signal are transmitted in the same timeslot and on the same frequency using an Adaptive Quadrature Phase Shift Keying (AQPSK) modulated carrier. When the Subchannel Power Imbalance Ratio (SCPIR) for the A...  
WO/2014/189838A1
Methods, systems, and apparatuses to estimate a channel with discontinuous instances of a pilot signal. A pilot signal is received during a first and second time period. The time periods are separated by a blank period. The pilot signal ...  
WO/2014/187231A1
Provided are a signal demodulation method and device, so as to reduce the influence of Doppler frequency shift on the communication rate. When a received radio-frequency signal transmitted by a base station is demodulated, after a refere...  
WO/2014/187920A1
The invention relates to a technique for controlling in an envelope tracking amplification stage, comprising : determining a representation of the output signal of the amplifier; determining a representation of the input signal of the am...  
WO/2014/187931A1
A sphere decoder based turbo equalizer is described. A method comprises assorting in a first vector Quadrature Amplitude Modulation,QAM,symbols on a particular tree level based on first distance properties, assorting in a second vector Q...  
WO/2014/183662A1
The present invention provides a signal adjusting method, apparatus, and cell, which are used to adjust the power at which a first cell transmits a correction signal. The method comprises: the first cell transmitting a correction signal ...  
WO/2014/186445A1
An apparatus comprising a memory and a processor coupled to the memory, wherein the memory includes instructions that when executed by the processor cause the apparatus to perform the following: receive an incoming signal at a sampling r...  
WO/2014/183911A1
The embodiments of the invention relate to a method and a transmitter apparatus for generating and transmitting channel feedback. The method contains the steps of determining at least one first quality value averaged over a long term tim...  
WO/2014/186382A1
Reference signals may not uniformly span over time and/or frequency on a resource unit. For example, reference signals may non-uniformly occupy symbols of a subframe. Alternatively, reference signals normally transmitted over certain ton...  
WO/2014/183371A1
Disclosed is a signal cancellation method for a wireless communication system, comprising: performing shunting processing on sent signals to obtain a main channel signal which is transmitted over a main channel and an auxiliary channel s...  
WO/2014/184580A1
A wireless communication system includes first (2) and second (4) transceivers operable to transmit and receive signals over a communication channel using a plurality of modulation modes. A first signal is received which has been transmi...  
WO/2014/184262A1
The invention relates to a device with two line pairs (16a; 16b) which comprise a first and a second channel. The device further comprises a phantom channel which is designed to provide a third channel without having to physically instal...  
WO/2014/183681A1
Disclosed are a base station, a terminal and an interference suppression method and device. The interference suppression method of the present invention comprises: acquiring a diversity signal, and analyzing the interference type compris...  
WO/2014/182000A1
The present invention relates to a coefficient error robust feed forward equalizer and, more specifically, to a feed forward equalizer for baseband wired communication for preventing the influence of a coefficient error generated by the ...  
WO/2014/182227A1
A simplified but accurate soft-symbol determination process represents one of the advantages provided by the example embodiments disclosed herein. In this regard, a mapping function "maps" symbol estimates to corresponding soft symbol va...  
WO/2014/182448A2
A synchronous data-link throughput enhancement technique based on data signal duty-cycle and phase modulation/demodulation is disclosed. A method includes receiving multiple bits to be transmitted, encoding the multiple bits to generate ...  
WO/2014/182571A3
In at least one embodiment, a method and a system include a node potentially having information responsive to an information request distributed into, for example, a federated coalition network where the node receives at least one inform...  
WO/2014/180510A1
A technique for performing channel estimation for a wireless communication channel is provided. A determining unit (702, 704) determines delay spread (702) and/or Doppler spread (704) of the wireless communication channel (104). A channe...  
WO/2014/182448A3
A synchronous data-link throughput enhancement technique based on data signal duty-cycle and phase modulation/demodulation is disclosed. A method includes receiving multiple bits to be transmitted, encoding the multiple bits to generate ...  
WO/2014/180503A1
There is provided spectrum shaping of a signal. A frequency-domain representation of the signal to be spectrum-shaped is provided. The signal is associated with a set of constellation points having a minimum distance. A spectrum-shaped s...  
WO/2014/181573A1
A first clock generation circuit (21) generates a first clock that rises with a delay of αT (0.5<α<1.0) from the transition point of each data in a Manchester-coded received signal having a cycle of T. A second clock generation circuit...  
WO/2014/180420A1
An LTE-based descrambling device and method. The device comprises: a preprocessing unit that preprocesses symbol indexes of to-be-descrambled data, thus allowing for consistency in the symbol indexes corresponding to reference signal (RS...  
WO/2014/177481A1
The present invention relates to a signal processing unit (120) for pre-processing signals for crosstalk mitigation. In accordance with an embodiment of the invention, the signal processing unit comprises a modulo unit (121) configured t...  
WO/2014/178526A1
An apparatus for matching impedance for use in a wireless communication is provided. The apparatus includes a forward path carrying a transmission signal to an antenna. The apparatus further comprises a quadrature feedback path configure...  
WO/2014/179794A1
A first wireless communication device including a physical layer device configured to generate a data packet having a mixed mode preamble. The mixed mode preamble includes a first portion to be transmitted omnidirectionally via a single ...  

Matches 151 - 200 out of 34,997